/* ui-ux-pro-max · Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--touch-min);
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  background: var(--color-accent);
  color: var(--color-on-accent);
}
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn-accent { background: var(--color-accent); color: var(--color-on-accent); }
.btn-ghost { background: transparent; color: var(--color-secondary); border-color: var(--color-border); }
.btn-danger { background: var(--color-destructive); color: var(--color-on-destructive); }
.btn-sm { min-height: 34px; padding: 5px 12px; font-size: 13.5px; border-radius: var(--radius-sm); }

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}

.card + .card { margin-top: var(--space-4); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  font-weight: 700;
  background: var(--color-muted);
  color: var(--color-muted-foreground);
}
.badge-success { background: var(--color-success-soft); color: var(--color-success); }
.badge-warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge-danger { background: #FEE2E2; color: #B91C1C; }
.badge-accent { background: var(--color-accent-soft); color: var(--color-accent); }

.table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius-md); }
table.table { width: 100%; border-collapse: collapse; background: #fff; min-width: 640px; }
.table th {
  text-align: left;
  padding: 12px 14px;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-muted-foreground);
  background: var(--color-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.table td { padding: 12px 14px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.table tbody tr { transition: background var(--transition-fast); }
.table tbody tr:hover { background: #F8FAFC; }
.table tbody tr:last-child td { border-bottom: 0; }

.form-field { margin-bottom: var(--space-4); }
.form-field label {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 6px;
}
.input, .select, .textarea {
  width: 100%;
  min-height: var(--touch-min);
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  font-size: 15px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(3, 105, 161, .18);
}
.textarea { min-height: 96px; resize: vertical; }
.form-hint { font-size: 12.5px; color: var(--color-muted-foreground); margin-top: 4px; }
.form-error { color: var(--color-destructive); font-size: 13px; margin-top: 4px; }

.select { appearance: auto; }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(2, 6, 23, .55);
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-4);
  z-index: 100;
  animation: fadeIn .2s ease;
}
.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 720px;
  width: 100%;
  max-height: 88vh;
  display: flex; flex-direction: column;
  animation: slideUp .25s cubic-bezier(.4, 0, .2, 1);
}
.modal-lg { max-width: 960px; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--color-border); }
.modal-header h3 { margin: 0; }
.modal-body { padding: var(--space-5); overflow-y: auto; }
.modal-footer { padding: var(--space-4) var(--space-5); border-top: 1px solid var(--color-border); display: flex; justify-content: flex-end; gap: 10px; }
.modal-close {
  background: none; border: 0; cursor: pointer; font-size: 22px; line-height: 1; color: var(--color-muted-foreground);
  min-width: var(--touch-min); min-height: var(--touch-min);
}
.modal-close:hover { color: var(--color-primary); }

/* Toast */
.toast {
  display: flex; align-items: center; gap: 8px;
  min-width: 260px; max-width: 420px;
  padding: 12px 16px; margin-top: 10px;
  background: var(--color-primary); color: #fff;
  border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
  font-size: 14px; animation: slideUp .25s ease;
}
.toast.error { background: var(--color-destructive); }
.toast.success { background: var(--color-success); }
#toast-root { position: fixed; top: 16px; right: 16px; z-index: 200; }

/* 空状态 */
.empty { text-align: center; padding: var(--space-7) var(--space-4); color: var(--color-muted-foreground); }
.empty svg { opacity: .5; margin-bottom: var(--space-3); }

/* 骨架屏 */
.skeleton {
  border-radius: var(--radius-md);
  background: linear-gradient(90deg, #EEF2F7 25%, #E2E8F0 37%, #EEF2F7 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }